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System Message in the n8n AI Agent — Giving Your Agent a Role and Rules

System Message in the n8n AI Agent — Giving Your Agent a Role and Rules

How to define the system message in an n8n AI Agent so every query is handled according to a fixed role, style and set of rules.

  • n8n

  • youtube

  • n8n best practices

  • n8n ai agent node

  • system message

  • prompt engineering

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RTCROS Framework: Structure Your Prompts for Better AI Results

RTCROS Framework: Structure Your Prompts for Better AI Results

Learn the six-part RTCROS prompting framework to structure your AI prompts and get consistent, high-quality responses from ChatGPT, Claude, and other LLMs.

  • prompt-engineering

  • ai

  • chatgpt

  • claude

  • llm

  • productivity

  • automation

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TOON vs TRON vs JSON vs YAML vs CSV for LLM Apps

TOON vs TRON vs JSON vs YAML vs CSV for LLM Apps

Analysis of 14 real-world scenarios: TOON cuts LLM token costs 75% and TRON 40% vs JSON, while staying compatible

  • TOON

  • TRON

  • JSON

  • YAML

  • CSV

  • LLM optimization

  • token efficiency

  • AI cost reduction

  • data formats

  • prompt engineering

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TOON vs JSON vs YAML vs CSV for LLM Applications

TOON vs JSON vs YAML vs CSV for LLM Applications

Analysis of 14 scenarios: TOON cuts LLM token costs 75% vs JSON while maintaining full feature parity. Comprehensive comparison.

  • TOON

  • JSON

  • YAML

  • CSV

  • LLM optimization

  • token efficiency

  • AI cost reduction

  • data formats

  • prompt engineering

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Recent Posts

Prompting workshop at IdeaLab in Kielce — participants working at a laptop

AI

Effective Prompting — a Workshop for Young People at IdeaLab in Kielce

OCR in n8n for Multiple Receipts and Invoices at Once — Saving to Google Sheets

n8n

OCR in n8n for Multiple Receipts and Invoices at Once — Saving to Google Sheets

Checking Variable Values in n8n: IF vs SWITCH

n8n

Checking Variable Values in n8n: IF vs SWITCH

Automate Your Gmail with n8n — AI-Generated Reply Drafts with an LLM

n8n

Automate Your Gmail with n8n — AI-Generated Reply Drafts with an LLM

n8n: ZPE Lesson Generator — from URL to a Complete Lesson in 90 Seconds

n8n

n8n: ZPE Lesson Generator — from URL to a Complete Lesson in 90 Seconds

About Me

Piotr Sikora - Process Automation | AI | n8n | Python | JavaScript

Piotr Sikora

Process Automation Specialist

I implement automation that saves time and money, streamlines operations, and increases the predictability of results. Specializing in process automation, AI implementation, and workflow optimization using n8n, Python, and JavaScript.

n8n Workflows

n8n workflow automation templates

Explore my workflow templates on n8n. Ready-to-use automations for blog management, data collection, and AI-powered content processing.

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